Motivating yourself is hard. In fact, I often compare it to one of the exploits of the fictional German hero Baron Munchausen: Trying to sustain your drive through a task, a project, or even a career can sometimes feel like pulling yourself out of a swamp by your own hair. We seem to have a natural aversion to persistent effort that no amount of caffeine or inspirational posters can fix. But effective self-motivation is one of the main things that distinguishes high-achieving professionals fr...